Uchimura M, Kizuki M, Takano T, Morita A Seino K. Impact of the 2011 Great East Japan Earthquake on community health:ecological time series on transient increase in indirect mortality and recovery of health and long-term-care system.J Epidemiol Community Health. 2014 Sep;68(9):874-82. doi:10.1136/jech-2014-204063. Epub 2014 May 20.